{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T15:39:47.226884+00:00","duration_seconds":0.485459,"id":1022246,"input_summary":"chars=1097 node=oldsys","metadata":{"llm_candidates":[{"callsign":"GD0BY","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=GD0BY","recording_id":29080,"started_at":"2026-06-28T15:39:46.741425+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":29081}